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Table 1 Patient characteristics

From: Expression of activated signal transducer and activator of transcription-3 as a predictive and prognostic marker in advanced esophageal squamous cell carcinoma

  

p-STAT3+

p-STAT3−

P

Age (year)

    

 Mean

40-83

40-83

42–81

0.605

 Range

58.100

58.100

 

Sex

    

 Male

127.000

61.000

66

0.816

 Female

26.000

12.000

14

Primary sit

    

 Upper thorax

26.000

12.000

14

 

 Middle thorax

46.000

22.000

24

0.415

 Lower thorax

81.000

39.000

42

 

Degree of differentiation

   

 Well

35.000

16.000

19

 

 Moderate

74.000

34.000

40

0.599

 Poor

44.000

23.000

21

 

Local/distant metastasis

   

 Local

17.000

5.000

11

0.298

 Distant

137.000

68.000

69

Site of metastasis

    

 Lung

49.000

20.000

29

 

 Liver

25.000

15.000

10

 

 Lymph node

68.000

32.000

36

0.307

 Lung and liver

6.000

4.000

2

 

 Other

5.000

2.000

3